<html><head>
	<title>jomjol - AI on the edge</title>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<script type="text/javascript">
		//<![CDATA[
		//]]>

	</script>
</head>

<body>

<button id="testupdownload" type="button" onclick="testupdownload()">UpDownload</button>

<h3>It is strongly recommended to update firmware and content of /html directory on SD-card at the same time!</h3>
<h2>1. Firmware Update</h2>
<table class="fixed" border="0">
    <tr>
        <td>
            <table border="0">
                <tr>
                    <td>
                        <label for="newfile">Select the firmware file</label>
                    </td>
                    <td colspan="2">
                        <input id="newfile" type="file" onchange="setpath()" style="width:100%;">
                    </td>
                </tr>
                <tr>
                    <td>
                        <label for="filepath">Set path on server</label>
                    </td>
                    <td>
                        <input id="filepath" type="text" style="width:100%;" readonly>
                    </td>
                    <td>
                        <button id="upload" type="button" onclick="upload()">Upload</button>
                    </td>
                </tr>
            </table>
        </td>
    </tr>
	<tr>
		<td>
			<button id="doUpdate" type="button" onclick="doUpdate()">Flash the firmware</button> (Takes about 60s)
		</td>
	</tr>
</table>

<h2>2. Update /html directory</h2>
<table class="fixed" border="0">
    <tr>
        <td>
            <table border="0">
                <tr>
                    <td>
                        <label for="newfilehtml">Select the zipped /html content</label>
                    </td>
                    <td colspan="2">
                        <input id="newfilehtml" type="file" onchange="setpathhtml()" style="width:100%;">
                    </td>
                </tr>
                <tr>
                    <td>
                        <label for="filepathhtml">Set path on server</label>
                    </td>
                    <td>
                        <input id="filepathhtml" type="text" style="width:100%;" readonly>
                    </td>
                    <td>
                        <button id="uploadhtml" type="button" onclick="uploadhtml()">Upload</button>
                    </td>
                </tr>
            </table>
        </td>
    </tr>
	<tr>
		<td>
			<button id="doUpdatehtml" type="button" onclick="doUpdatehtml()">Update "/html" directory</button>
		</td>
	</tr>
</table>
<h2>3. Reboot</h2>
<table class="fixed" border="0">
	<tr>
		<td>
			<button id="reboot" type="button" onclick="doReboot()">Reboot to activate updates</button>
		</td>
	</tr>
</table>

<script type="text/javascript" src="./gethost.js"></script> 


<script language="JavaScript">

function testupdownload(){
    var xhr = new XMLHttpRequest();
    xhr.open("get", "https://github.com/jomjol/AI-on-the-edge-device/raw/master/firmware/html.zip", true);
    xhr.onload = function () {
        xhr.close();
        var xhr2 = new XMLHttpRequest();
        xhr2.open("post", "/upload/firmware/html2.zip", true);
        xhr2.send(xhr.response);
        }
    xhr.send();
}

function init(){
    document.getElementById("reboot").disabled = true;
    document.getElementById("upload").disabled = true;
    document.getElementById("uploadhtml").disabled = true;    
    document.getElementById("doUpdate").disabled = true;
    document.getElementById("doUpdatehtml").disabled = true;
}

function doUpdate() {
	if (confirm("Are you sure to update the firmware?")) {
		var stringota = "/ota?file=firmware.bin";
        
        var xhttp = new XMLHttpRequest();
	
        xhttp.onreadystatechange = function() {
            if (xhttp.readyState == 4) {
                if (xhttp.status == 200) {
                    document.getElementById("reboot").disabled = false;
                    alert("Flash successfull - Reboot necessary to make changes active.");
                    /* keine Reaktion, damit sich das Dokument nicht ändert */
                } else if (xhttp.status == 0) {
                    alert("Server closed the connection abruptly!");
                    UpdatePage();
                } else {
                    alert(xhttp.status + " Error!\n" + xhttp.responseText);
                    UpdatePage();
                }
            }
        };
        xhttp.open("GET", stringota, true);
        xhttp.send();        
	}
}

function doUpdatehtml() {
	if (confirm("Are you sure to update the /html content?")) {
		var stringota = "/ota?task=unziphtml";
        
        var xhttp = new XMLHttpRequest();
	
        xhttp.onreadystatechange = function() {
            if (xhttp.readyState == 4) {
                if (xhttp.status == 200) {
                    document.getElementById("reboot").disabled = false;
                    alert("Update /html successful!");
                    /* keine Reaktion, damit sich das Dokument nicht ändert */
                } else if (xhttp.status == 0) {
                    alert("Server closed the connection abruptly!");
                    UpdatePage();
                } else {
                    alert(xhttp.status + " Error!\n" + xhttp.responseText);
                    UpdatePage();
                }
            }
        };
        xhttp.open("GET", stringota, true);
        xhttp.send();
	}
}

function doReboot() {
	if (confirm("Are you sure you want to reboot the ESP32?")) {
		var stringota = "/reboot";
		window.location = stringota;
		window.location.href = stringota;
		window.location.assign(stringota);
		window.location.replace(stringota);
	}
}

function setpath() {
    var fileserverpraefix = "/firmware/firmware.bin";
    document.getElementById("filepath").value = fileserverpraefix;
    document.getElementById("upload").disabled = false;
}

function setpathhtml() {
    var fileserverpraefix = "/firmware/html.zip";
    document.getElementById("filepathhtml").value = fileserverpraefix;
    document.getElementById("uploadhtml").disabled = false;
}


function upload() {
	var xhttp = new XMLHttpRequest();
	
	/* first delete the old firmware */	
	xhttp.onreadystatechange = function() {
		if (xhttp.readyState == 4) {
			if (xhttp.status == 200) {
				/* keine Reaktion, damit sich das Dokument nicht ändert */
			} else if (xhttp.status == 0) {
				alert("Server closed the connection abruptly!");
				UpdatePage();
			} else {
				alert(xhttp.status + " Error!\n" + xhttp.responseText);
				UpdatePage();
			}
		}
	};
	xhttp.open("GET", "/ota?delete=firmware.bin", false);
	xhttp.send();
	/* ----------------------------- */
	
    var filePath = document.getElementById("filepath").value;
    var upload_path = "/upload/" + filePath;
    var fileInput = document.getElementById("newfile").files;

    /* Max size of an individual file. Make sure this
     * value is same as that set in file_server.c */
    var MAX_FILE_SIZE = 2000*1024;
    var MAX_FILE_SIZE_STR = "2000KB";

    if (fileInput.length == 0) {
        alert("No file selected!");
    } else if (filePath.length == 0) {
        alert("File path on server is not set!");
    } else if (filePath.indexOf(' ') >= 0) {
        alert("File path on server cannot have spaces!");
    } else if (filePath[filePath.length-1] == '/') {
        alert("File name not specified after path!");
    } else if (fileInput[0].size > 2000*1024) {
        alert("File size must be less than 2000KB!");
    } else {
        document.getElementById("newfile").disabled = true;
        document.getElementById("filepath").disabled = true;
        document.getElementById("upload").disabled = true;
		
        xhttp.onreadystatechange = function() {
            if (xhttp.readyState == 4) {
                if (xhttp.status == 200) {
					alert("Upload successfull!")
//                    document.reload();
                    document.getElementById("reboot").disabled = false;
                    document.getElementById("doUpdate").disabled = false;
                } else if (xhttp.status == 0) {
                    alert("Server closed the connection abruptly!");
                    UpdatePage();
                } else {
                    alert(xhttp.status + " Error!\n" + xhttp.responseText);
                    UpdatePage();
                }
            }
        };
		

        var file = fileInput[0];
        xhttp.open("POST", upload_path, true);
        xhttp.send(file);
    }
}

function uploadhtml() {
	var xhttp = new XMLHttpRequest();
	
	/* first delete the old firmware */	
	xhttp.onreadystatechange = function() {
		if (xhttp.readyState == 4) {
			if (xhttp.status == 200) {
				/* keine Reaktion, damit sich das Dokument nicht ändert */
			} else if (xhttp.status == 0) {
				alert("Server closed the connection abruptly!");
				UpdatePage();
			} else {
				alert(xhttp.status + " Error!\n" + xhttp.responseText);
				UpdatePage();
			}
		}
	};
	xhttp.open("GET", "/ota?delete=html.zip", false);
	xhttp.send();
	/* ----------------------------- */
	
    var filePath = document.getElementById("filepathhtml").value;
    var upload_path = "/upload/" + filePath;
    var fileInput = document.getElementById("newfilehtml").files;

    /* Max size of an individual file. Make sure this
     * value is same as that set in file_server.c */
    var MAX_FILE_SIZE = 2000*1024;
    var MAX_FILE_SIZE_STR = "2000KB";

    if (fileInput.length == 0) {
        alert("No file selected!");
    } else if (filePath.length == 0) {
        alert("File path on server is not set!");
    } else if (filePath.indexOf(' ') >= 0) {
        alert("File path on server cannot have spaces!");
    } else if (filePath[filePath.length-1] == '/') {
        alert("File name not specified after path!");
    } else if (fileInput[0].size > 2000*1024) {
        alert("File size must be less than 2000KB!");
    } else {
        document.getElementById("newfilehtml").disabled = true;
        document.getElementById("filepathhtml").disabled = true;
        document.getElementById("uploadhtml").disabled = true;
		
        xhttp.onreadystatechange = function() {
            if (xhttp.readyState == 4) {
                if (xhttp.status == 200) {
					alert("Upload successfull!")
//                    document.reload();
                    document.getElementById("reboot").disabled = false;
                    document.getElementById("doUpdatehtml").disabled = false;
                } else if (xhttp.status == 0) {
                    alert("Server closed the connection abruptly!");
                    UpdatePage();
                } else {
                    alert(xhttp.status + " Error!\n" + xhttp.responseText);
                    UpdatePage();
                }
            }
        };
		

        var file = fileInput[0];
        xhttp.open("POST", upload_path, true);
        xhttp.send(file);
    }
}


init();

</script>


</body></html>